Dampers (hidden without zone panels) Spring return Spring return
Zone dampers for HVAC systems without zone control panels. Order Individual 24V motorized dampers for creating HVAC zones today at Blackhawk Supply.
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![iO HVAC Controls MD-1808-BM MD Series 18x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_5e0af4e9-f73f-4efb-9f8b-7e6ffc93c5d5_medium.jpg?v=1708912666)
MD-1808-BM | MD Series 18x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1808-BM
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![iO HVAC Controls MD-1608 MD Series 16x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_dfccfe3c-29ec-4316-b55c-7bc2bc51ad5d_medium.jpg?v=1708912679)
MD-1608 | MD Series 16x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1608
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![iO HVAC Controls MD-1410 MD Series 14x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_516bdb4d-5492-45b2-af91-ae2f083340bb_medium.jpg?v=1708912666)
MD-1410 | MD Series 14x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1410
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![iO HVAC Controls MD-14 MD Series 14" Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_163d027d-f510-44ae-80a0-e9e15c1c2f5f_medium.jpg?v=1708912719)
MD-14 | MD Series 14" Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-14
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![iO HVAC Controls MD-1208-BM MD Series 12x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_a76d68f5-a252-4341-af88-b576b5114d25_medium.jpg?v=1708912693)
MD-1208-BM | MD Series 12x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1208-BM
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![iO HVAC Controls MD-0808 MD Series 08x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_de26d55c-fb23-48fc-91c9-15a92067f91d_medium.jpg?v=1708912632)
MD-0808 | MD Series 08x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-0808
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![EWC Controls 5 RSD 5 Inch Round Motorized Spring Return Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/rsd_746677d6-fba9-4843-8bb1-5cd88d6cedfc_medium.png?v=1713902498)
5 RSD | 5 Inch Round Motorized Spring Return Damper | EWC Controls
Brand: EWC Controls
SKU: 5 RSD
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![iO HVAC Controls MD-2816 MD Series 28x16 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_b7744d96-fb05-4386-b92b-b009e9a64501_medium.jpg?v=1708912725)
MD-2816 | MD Series 28x16 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2816
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![iO HVAC Controls MD-2408-BM MD Series 24x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_b467aee7-9cd0-4a61-8bcd-d8ed50ee64f7_medium.jpg?v=1708912640)
MD-2408-BM | MD Series 24x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2408-BM
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![iO HVAC Controls MD-2210-BM MD Series 22x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_ca9a6e5d-81d7-4abf-945e-96c534708217_medium.jpg?v=1708912649)
MD-2210-BM | MD Series 22x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2210-BM
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![iO HVAC Controls MD-2010 MD Series 20x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_85a08f41-301c-4e2c-9251-2027ff984659_medium.jpg?v=1708912739)
MD-2010 | MD Series 20x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2010
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![iO HVAC Controls MD-1810-BM MD Series 18x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_ec6a05f2-7696-40c2-b561-f581aacb5481_medium.jpg?v=1708912746)
MD-1810-BM | MD Series 18x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1810-BM
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![iO HVAC Controls MD-1808 MD Series 18x08 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_6cf4e453-46be-4194-a7e1-380eb4178c68_medium.jpg?v=1708912705)
MD-1808 | MD Series 18x08 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1808
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![iO HVAC Controls MD-18 MD Series 18" Round 3 Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_5e8f68ab-3a59-43f9-ab55-e0967ffe4197_medium.jpg?v=1708912733)
MD-18 | MD Series 18" Round 3 Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-18
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![iO HVAC Controls MD-1610 MD Series 16x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_a15c5925-d2e3-44c7-8a68-0f7db11de140_medium.jpg?v=1708912675)
MD-1610 | MD Series 16x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1610
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![iO HVAC Controls MD-1412 MD Series 14x12 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_medium.jpg?v=1708912662)
MD-1412 | MD Series 14x12 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1412
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![iO HVAC Controls MD-1410-BM MD Series 14x10 (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_b9a45fd9-8914-45e3-9969-5c218c8197bc_medium.jpg?v=1708912649)
MD-1410-BM | MD Series 14x10 (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-1410-BM
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![iO HVAC Controls MD-07 MD Series 7" Round (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_0625a656-339b-4898-bb35-8ded3829a8fa_medium.jpg?v=1708912631)
MD-07 | MD Series 7" Round (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-07
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![iO HVAC Controls MD-04 MD Series 4" Round (3) Wire Damper PO/PC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXX_836375aa-68c7-4db2-9abb-2c67fb8a5d79_medium.jpg?v=1708912693)
MD-04 | MD Series 4" Round (3) Wire Damper PO / PC | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-04
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![iO HVAC Controls MD-3616 36" x 16" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_0b680c7b-c86a-4c2c-b743-995da311ae7f_medium.jpg?v=1708912743)
MD-3616 | 36" x 16" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-3616
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![iO HVAC Controls MD-3220-BM 32" x 20" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator - Bottom Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_76f43cac-d132-4268-bfab-17d93411f717_medium.jpg?v=1708912674)
MD-3220-BM | 32" x 20" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator - Bottom Mount | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-3220-BM
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![iO HVAC Controls MD-3020-BM 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_ad458c72-004c-4d0a-b7f8-6f349e8e25b4_medium.jpg?v=1708912739)
MD-3020-BM | 30" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-3020-BM
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![iO HVAC Controls MD-2822 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_5a585c6d-428b-4845-9d66-ba3f3b2d983b_medium.jpg?v=1708912706)
MD-2822 | 28" x 22" Rectangular 2 Position Zone Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2822
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![iO HVAC Controls MD-2820-BM 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO-MDXXXX_fc6c73fa-a483-4e3f-b095-a2dfd54f6df4_medium.jpg?v=1708912688)
MD-2820-BM | 28" x 20" Rectangular 2 Position Zone- Bottom Mount Damper - Belimo 3 Wire Actuator | iO HVAC Controls
Brand: iO HVAC Controls
SKU: MD-2820-BM
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